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The Pressure-Tru® ZW4104SS 1-1/2" Pressure Reducing Fire Sprinkler Control Valve with Female Pipe Thread contains an integral supervisory switch. This factory set valve regulates pressure under both flow and no-flow conditions.

  • Features & Benefits
  • Resources
  • Non-field adjustable, factory set only
  • Factory installed supervisory switch
  • 1-1/2" female NPT inlet and female 1-1/2" NPT outlet threads
  • Available with Grooxed inlet and outlet
Zurn Wilkins

Product Resources

Spec Sheets & Install